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Date:      Wed, 9 Mar 2016 17:31:01 -0800
From:      Conrad Meyer <cem@FreeBSD.org>
To:        Adrian Chadd <adrian.chadd@gmail.com>
Cc:        =?UTF-8?B?SmVhbi1Tw6liYXN0aWVuIFDDqWRyb24=?= <dumbbell@freebsd.org>,  "src-committers@freebsd.org" <src-committers@freebsd.org>,  "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>,  "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>
Subject:   Re: svn commit: r296548 - in head/sys: dev/agp dev/drm2 dev/drm2/i915 modules/drm2/i915kms
Message-ID:  <CAG6CVpUwxQ4vxRx_C7udBA3fwW_v7Lyd_RqwsxN6LFoTBxKTbg@mail.gmail.com>
In-Reply-To: <CAJ-Vmon2gjh0hBsPF=YcfJi%2BDV=2agNmiX0%2BBGw2MOEpi=6uTw@mail.gmail.com>
References:  <201603082033.u28KX2OL014139@repo.freebsd.org> <CAJ-Vmon2gjh0hBsPF=YcfJi%2BDV=2agNmiX0%2BBGw2MOEpi=6uTw@mail.gmail.com>

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On Wed, Mar 9, 2016 at 12:48 PM, Adrian Chadd <adrian.chadd@gmail.com> wrote:
> Woo!
>
> Just so its' not lost - people in irc have found power consumption has
> jumped dramatically since this commit. :(

For the record, on X230 (Ivybridge) I actually see lower power
consumption with the new 3.8 kms:

(All at brightness 100)
Old kernel, no KMS:  11W
Old kernel, KMS:  13W
New kernel, no KMS:  11W
New kernel, KMS:  11W

With brightness down to minimum (5%):
New kernel, KMS:  8.9W

Best,
Conrad



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